Public water system · AK2291952
ActiveChenega
At a glance
Chenega (PWSID AK2291952) is an active community water system in Valdez-Cordova Census Area County, Alaska. It reports serving 50 people through 30 service connections. Its primary water source is surface water, and EPA lists it as Native American-owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
30
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Chenega compare with other water systems in Valdez-Cordova Census Area County?
By EPA's size categories, Chenega is a very small system (500 people or fewer). Valdez-Cordova Census Area County has 52 active public water systems. Its population served is well below the county average of 285 people per system, and accounts for 0.3% of the 14,835 people reported by systems filed under the county. Across Alaska, the 1,322 active systems average 653 people each. Nationally, the average active community water system reports serving 6,703 people, so Chenega is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Alaska has 406 active community water systems, 31% of the state's 1,322 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 150 Alaska systems (11%) list surface water as their primary source.
Who owns and regulates Chenega?
EPA lists Chenega as Native American-owned. The AK state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 8 of the 52 active systems in Valdez-Cordova Census Area County (15%) are also Native American-owned.
Does Chenega have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026. The violations listed here began between May 2025 and January 2026. By type: 8 monitoring and reporting and 4 monitoring. The contaminant or rule involved most often is Surface Water Treatment Rule (4 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2026-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2026-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-11-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-11-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2025-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-10-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2025-05-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2025-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-05-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Chenega: frequently asked questions
Who runs Chenega?
Chenega (PWSID AK2291952) is a community water system Native American-owned. It is regulated by the AK state drinking water program.
How many people does Chenega serve?
Chenega reports serving 50 people through 30 service connections in Valdez-Cordova Census Area County, Alaska.
Where does Chenega get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Chenega have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Chenega's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the AK state drinking water program.
Where can I find Chenega's water quality report?
As a community water system, Chenega must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Valdez-Cordova Census Area County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Valdez Water System - Main | Valdez-Cordova Census Area | 4,500 | Community | Groundwater |
| Cordova City Water | Valdez-Cordova Census Area | 2,700 | Community | Surface water |
| Whittier Head of Bay Cruise Shipterminal | Valdez-Cordova Census Area | 954 | Transient non-community | Groundwater |
| Valdez Southcentral | Valdez-Cordova Census Area | 675 | Community | Groundwater |
| Whittier Water System | Valdez-Cordova Census Area | 650 | Community | Groundwater |
| Valdez Robe River S/D | Valdez-Cordova Census Area | 464 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Chenega, PWSID AK2291952, Alaska”, https://aquacensus.com/water-systems/alaska/chenega-ak2291952 (data as of October 1, 2026).